Space Ghost welcomes shiny happy Michael Stipe from R.E.M. (Space Ghost: 'Is that you in the corner?' Stipe: 'Yes, it is.') Later, he shares time-honored difficult-places-to-reach-while-scratching-stories with Lassie. Mujibur and Sirajul, frequent guest stars on 'The Late Show with David Letterman,' mysteriously appear with Space Ghost's pizza.
